ICT2622 Assignment 2 (DETAILED ANSWERS) 2024 - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED Answers, guidelines, workings and references .. Question 1 [11] 1.1 List one (1) similarity and one (1) difference between classes and use cases. (4) 1.2 Discuss the two types of questions that can be asked when conducting an interview with the users of the system to understand business functions and business rules. (4) 1.3 We understand that system analysis answers the what question. Which question is answered by system design? Briefly elaborate on your answer. (3) Question 2 [15] 2.1 Visit some Websites of car manufacturers, such as VW, BMW, Mercedes, Toyota, etc. Consider yourself a potential buyer and then identify all the use cases included on the site that correspond to your goals. (5) 2.2 Name four (4) key components of a database management system. (4) 2.3 State three (3) questions that team members need to answer during a Scrum meeting. (6) Question 3 [17] Consider the case study that follows and answer subsequent questions. 3.1 Draw an entity-relationship diagram, including minimum and maximum cardinality. (5) 3.2 Draw a class diagram for the cars and owners described above, but include subclasses for minibus, sedan, and minivan. (12) Question 4 [12] Consider the case study that follows and use it to answer question 4.1. The system stores i nformation abo ut two things: cars and owners. A ca r has att ributes for make , m odel, and year. T he owner has attribu tes for name and address. A ss ume that a car must be owned by one owner and an ow ner can own many cars, but an owner might not own an y ca rs ( perh a ps he/ she just sold them all, but you still wa nt a record of his/ her in th e sy stem The system for managing listings in a real estate company cited in question 1 is used by the real estate agents and m anagers on the daily basis. To be able to do any job with the system, any user must first have th eir credentials verified by the system. An agent can create a list ing and then retrieve it later when needed. Some agents can update listings as well. A listin g update becomes complete only after a manager approves it. Managers can get listing reports from the system. They can also remove a listing to an archive file or, when the company ceases to market a property, to a trash can (deletion). 4 4.1 Based on this description, draw a use case diagram. (12) Question 5 [25] Consider the case study that follows and answer subsequent questions. 5.1 Use all the details provided to draw an activity diagram.
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